Brown Cardboard Shipping Boxes – 350 × 350 × 30mm | Pack of 25

Maximise product protection while keeping packaging compact with our Brown RSC Cardboard Boxes – 350 × 350 × 30mm. Designed for flat, slim and low-profile products, these strong corrugated cardboard boxes are an ideal packaging solution for businesses, eCommerce sellers, retailers, offices and general shipping requirements.

Manufactured from durable corrugated cardboard, these RSC (Regular Slotted Container) boxes provide reliable protection during handling, storage and transportation. The practical design makes them easy to fold, assemble and seal with packaging tape.

These brown cardboard shipping boxes are suitable for use with Australia Post and major courier services, making them a convenient choice for online orders and business shipments.

Supplied as a pack of 25 boxes, they offer a cost-effective packaging solution for regular shipping requirements.

Product Specifications

• Product Type: RSC – Regular Slotted Container
• Colour: Brown / Kraft
• Material: Corrugated Cardboard
• Internal Dimensions: 350 × 350 × 30mm (35 × 35 × 3cm)
• External Dimensions: Approximately 355 × 355 × 35mm
• Pack Quantity: 25 Boxes
• Assembly: Easy Fold & Assemble
• Sealing: Packaging Tape
• Recyclable: Yes
• Reusable: Yes
• Custom Printing: Available

Please Note: The external dimensions are approximate and may vary slightly depending on the cardboard thickness. The 670 × 820 × 90mm and 5kg figures are example parcel/use-case measurements and are not the dimensions or weight of each individual box.

Key Features

• Strong and durable corrugated cardboard construction
• 350 × 350 × 30mm internal size for slim and flat products
• Flat-profile design helps minimise unnecessary packaging bulk
• Easy to fold, assemble and seal
• Suitable for postal and courier shipping
• Ideal for online retailers and eCommerce businesses
• Helps protect products from everyday handling and transportation
• Brown kraft appearance provides a clean and professional presentation
• Recyclable, reusable and biodegradable cardboard
• Made using approximately 70% recycled content
• Cost-effective packaging solution
• Available in multiple sizes
• Custom printing available for branded packaging and business orders
• Supplied in a convenient pack of 25

Suitable Uses

These 350 × 350 × 30mm cardboard boxes are particularly suitable for packaging flat and low-profile products, including:

• Prints and artwork
• Documents and paperwork
• Brochures and catalogues
• Photographs and promotional materials
• Canvases and flat art products
• Flat framed items
• Certificates and presentation materials
• Stationery and office products
• Small flat retail products
• eCommerce orders
• Business-to-business shipments
• Mailing and postal applications

Ideal for eCommerce & Online Businesses

These RSC shipping boxes are a practical choice for businesses sending products through Australia Post, courier networks and other postal services. Their compact design can help businesses package flat products efficiently while maintaining a professional presentation.

They are suitable for online sellers using platforms such as eBay, Shopify, Amazon, WooCommerce and other eCommerce marketplaces.

Custom Printed Boxes

Want to promote your business with every shipment?

Custom printing is available for these cardboard boxes, allowing businesses to add branding, logos, product information or other approved artwork to create a more professional branded packaging experience.

Contact us for custom printing options, quantities and requirements.

Why Choose Our Brown RSC Cardboard Boxes?

Our 350 × 350 × 30mm RSC cardboard boxes combine practical design, reliable protection and cost-effective packaging. With a compact profile, easy assembly and recyclable cardboard construction, they are an excellent choice for businesses looking for dependable packaging for flat and slim products.

Package Includes

25 × Brown RSC Corrugated Cardboard Boxes – 350 × 350 × 30mm

Custom printing available for business and branded packaging requirements.